[ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.160' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 124.509138][ T2873] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 124.869233][ T2873] usb 1-1: New USB device found, idVendor=046d, idProduct=0870, bcdDevice= a.84 [ 124.878256][ T2873] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 124.887324][ T2873] usb 1-1: config 0 descriptor?? [ 124.931340][ T2873] gspca_main: STV06xx-2.14.0 probing 046d:0870 [ 125.209644][ T2873] usb 1-1: USB disconnect, device number 2 executing program [ 130.808757][ T4902] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 131.168821][ T4902] usb 1-1: New USB device found, idVendor=046d, idProduct=0870, bcdDevice= a.84 [ 131.177844][ T4902] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 131.186732][ T4902] usb 1-1: config 0 descriptor?? [ 131.230826][ T4902] gspca_main: STV06xx-2.14.0 probing 046d:0870 [ 131.509190][ T4902] usb 1-1: USB disconnect, device number 3 executing program [ 137.128384][ T4902] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 137.488465][ T4902] usb 1-1: New USB device found, idVendor=046d, idProduct=0870, bcdDevice= a.84 [ 137.497483][ T4902] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 137.506399][ T4902] usb 1-1: config 0 descriptor?? [ 137.549150][ T4902] gspca_main: STV06xx-2.14.0 probing 046d:0870 [ 137.829178][ T4902] usb 1-1: USB disconnect, device number 4 executing program [ 143.458153][ T2873] usb 1-1: new high-speed USB device number 5 using dummy_hcd [ 143.828179][ T2873] usb 1-1: New USB device found, idVendor=046d, idProduct=0870, bcdDevice= a.84 [ 143.837206][ T2873] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 143.846289][ T2873] usb 1-1: config 0 descriptor?? [ 143.910352][ T2873] gspca_main: STV06xx-2.14.0 probing 046d:0870 [ 144.188984][ T2873] usb 1-1: USB disconnect, device number 5 executing program [ 149.837844][ T2873] usb 1-1: new high-speed USB device number 6 using dummy_hcd [ 150.197865][ T2873] usb 1-1: New USB device found, idVendor=046d, idProduct=0870, bcdDevice= a.84 [ 150.206886][ T2873] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 150.215809][ T2873] usb 1-1: config 0 descriptor?? [ 150.268535][ T2873] gspca_main: STV06xx-2.14.0 probing 046d:0870 [ 150.548809][ T2873] usb 1-1: USB disconnect, device number 6 [ 155.738050][ T8482] kmemleak: 3 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88810d652400 (size 1024): comm "kworker/1:2", pid 2873, jiffies 4294951655 (age 14.210s) hex dump (first 32 bytes): c8 ef d0 0e 81 88 ff ff c8 ef d0 0e 81 88 ff ff ................ 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000092405a53>] usb_set_configuration+0x18c/0xb90 [<00000000c6d786e0>] usb_generic_driver_probe+0x8c/0xc0 [<0000000094f32f27>] usb_probe_device+0x5c/0x140 [<0000000019b1c05a>] really_probe+0x159/0x480 [<000000005d0eb1a1>] driver_probe_device+0x84/0x100 [<0000000030f3e79c>] __device_attach_driver+0xee/0x110 [<000000009431ab49>] bus_for_each_drv+0xb7/0x100 [<00000000ea64299e>] __device_attach+0x122/0x250 [<00000000e252a4f7>] bus_probe_device+0xc6/0xe0 [<00000000c89e1b2a>] device_add+0x5ac/0xc30 [<0000000048a92330>] usb_new_device.cold+0x166/0x578 [<00000000130a9ba5>] hub_event+0x144a/0x20d0 [<000000004d72d059>] process_one_work+0x27d/0x590 [<000000001edb023a>] worker_thread+0x59/0x5d0 [<00000000fb3911b2>] kthread+0x178/0x1b0 [<0000000018745991>] ret_from_fork+0x1f/0x30 BUG: memory leak unreferenced object 0xffff88810a3e1820 (size 32): comm "kworker/1:2", pid 2873, jiffies 4294951655 (age 14.210s) hex dump (first 32 bytes): 31 2d 31 3a 30 2e 30 00 00 00 00 00 00 00 00 00 1-1:0.0......... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<000000002ca6af88>] kvasprintf+0x6c/0xf0 [<000000005de471f6>] kvasprintf_const+0x58/0x110 [<000000003211b2c9>] kobject_set_name_vargs+0x3b/0xe0 [<000000006a84c27f>] dev_set_name+0x63/0x90 [<00000000ea597089>] usb_set_configuration+0x6be/0xb90 [<00000000c6d786e0>] usb_generic_driver_probe+0x8c/0xc0 [<0000000094f32f27>] usb_probe_device+0x5c/0x140 [<0000000019b1c05a>] really_probe+0x159/0x480 [<000000005d0eb1a1>] driver_probe_device+0x84/0x100 [<0000000030f3e79c>] __device_attach_driver+0xee/0x110 [<000000009431ab49>] bus_for_each_drv+0xb7/0x100 [<00000000ea64299e>] __device_attach+0x122/0x250 [<00000000e252a4f7>] bus_probe_device+0xc6/0xe0 [<00000000c89e1b2a>] device_add+0x5ac/0xc30 [<0000000048a92330>] usb_new_device.cold+0x166/0x578 [<00000000130a9ba5>] hub_event+0x144a/0x20d0 BUG: memory leak unreferenced object 0xffff888110748b00 (size 256): comm "kworker/1:2", pid 2873, jiffies 4294951661 (age 14.150s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 08 8b 74 10 81 88 ff ff ..........t..... 08 8b 74 10 81 88 ff ff a0 a1 58 82 ff ff ff ff ..t.......X..... backtrace: [<000000003329ec5c>] device_add+0x7e8/0xc30 [<00000000b75fcea0>] usb_set_configuration+0x9de/0xb90 [<00000000c6d786e0>] usb_generic_driver_probe+0x8c/0xc0 [<0000000094f32f27>] usb_probe_device+0x5c/0x140 [<0000000019b1c05a>] really_probe+0x159/0x480 [<000000005d0eb1a1>] driver_probe_device+0x84/0x100 [<0000000030f3e79c>] __device_attach_driver+0xee/0x110 [<000000009431ab49>] bus_for_each_drv+0xb7/0x100 [<00000000ea64299e>] __device_attach+0x122/0x250 [<00000000e252a4f7>] bus_probe_device+0xc6/0xe0 [<00000000c89e1b2a>] device_add+0x5ac/0xc30 [<0000000048a92330>] usb_new_device.cold+0x166/0x578 [<00000000130a9ba5>] hub_event+0x144a/0x20d0 [<000000004d72d059>] process_one_work+0x27d/0x590 [<000000001edb023a>] worker_thread+0x59/0x5d0 [<00000000fb3911b2>] kthread+0x178/0x1b0